2100025400

素因数分解:

$2^3\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{79}}^1\times {\mathrm{281}}^1$

素因数の和:430

約数の個数: 192

約数和(自身を含む): 5538931200

約数和(自身を除く): 3438905800

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 25, 40, 43, 44, 50, 55, 79, 86, 88, 100, 110, 158, 172, 200, 215, 220, 275, 281, 316, 344, 395, 430, 440, 473, 550, 562, 632, 790, 860, 869, 946, 1075, 1100, 1124, 1405, 1580, 1720, 1738, 1892, 1975, 2150, 2200, 2248, 2365, 2810, 3091, 3160, 3397, 3476, 3784, 3950, 4300, 4345, 4730, 5620, 6182, 6794, 6952, 7025, 7900, 8600, 8690, 9460, 11240, 11825, 12083, 12364, 13588, 14050, 15455, 15800, 16985, 17380, 18920, 21725, 22199, 23650, 24166, 24728, 27176, 28100, 30910, 33970, 34760, 37367, 43450, 44398, 47300, 48332, 56200, 60415, 61820, 67940, 74734, 77275, 84925, 86900, 88796, 94600, 96664, 110995, 120830, 123640, 132913, 135880, 149468, 154550, 169850, 173800, 177592, 186835, 221990, 241660, 244189, 265826, 298936, 302075, 309100, 339700, 373670, 443980, 483320, 488378, 531652, 554975, 604150, 618200, 664565, 679400, 747340, 887960, 934175, 954557, 976756, 1063304, 1109950, 1208300, 1220945, 1329130, 1494680, 1868350, 1909114, 1953512, 2219900, 2416600, 2441890, 2658260, 3322825, 3736700, 3818228, 4439800, 4772785, 4883780, 5316520, 6104725, 6645650, 7473400, 7636456, 9545570, 9767560, 10500127, 12209450, 13291300, 19091140, 21000254, 23863925, 24418900, 26582600, 38182280, 42000508, 47727850, 48837800, 52500635, 84001016, 95455700, 105001270, 190911400, 210002540, 262503175, 420005080, 525006350, 1050012700, 2100025400]

約数ペア:

[(1, 2100025400), (2, 1050012700), (4, 525006350), (5, 420005080), (8, 262503175), (10, 210002540), (11, 190911400), (20, 105001270), (22, 95455700), (25, 84001016), (40, 52500635), (43, 48837800), (44, 47727850), (50, 42000508), (55, 38182280), (79, 26582600), (86, 24418900), (88, 23863925), (100, 21000254), (110, 19091140), (158, 13291300), (172, 12209450), (200, 10500127), (215, 9767560), (220, 9545570), (275, 7636456), (281, 7473400), (316, 6645650), (344, 6104725), (395, 5316520), (430, 4883780), (440, 4772785), (473, 4439800), (550, 3818228), (562, 3736700), (632, 3322825), (790, 2658260), (860, 2441890), (869, 2416600), (946, 2219900), (1075, 1953512), (1100, 1909114), (1124, 1868350), (1405, 1494680), (1580, 1329130), (1720, 1220945), (1738, 1208300), (1892, 1109950), (1975, 1063304), (2150, 976756), (2200, 954557), (2248, 934175), (2365, 887960), (2810, 747340), (3091, 679400), (3160, 664565), (3397, 618200), (3476, 604150), (3784, 554975), (3950, 531652), (4300, 488378), (4345, 483320), (4730, 443980), (5620, 373670), (6182, 339700), (6794, 309100), (6952, 302075), (7025, 298936), (7900, 265826), (8600, 244189), (8690, 241660), (9460, 221990), (11240, 186835), (11825, 177592), (12083, 173800), (12364, 169850), (13588, 154550), (14050, 149468), (15455, 135880), (15800, 132913), (16985, 123640), (17380, 120830), (18920, 110995), (21725, 96664), (22199, 94600), (23650, 88796), (24166, 86900), (24728, 84925), (27176, 77275), (28100, 74734), (30910, 67940), (33970, 61820), (34760, 60415), (37367, 56200), (43450, 48332), (44398, 47300)]